.warnning{
    display: none;
    width: 100%;
    height: 40px;
    text-align: center;
    line-height: 40px;
    color: orange;
    font-size: 16px;
    background: palegoldenrod;
    span{
        float: right;
        font-size: 20px;
        margin-right: 30px;
        cursor: pointer;
    }
}
.site_header {
    width: 100%;
    height: 50px;
    background: rgb(5,5,5);
    background: rgba(0,0,0,0.4);
    margin: 0 auto;
    z-index: 999;
    .nav {
        width: 100%;
        position: relative;
        .nav_menu {
            display: none;
            .nav_toggle {
                height: 50px;
                width: 50px;
                line-height: 50px;
                font-size: 16px;
                float: left;
                color: rgba(255,255,255,0.85);
                cursor: pointer;
                position: relative;
                text-align: center;
                i{
                    position: absolute;
                    top: 15px;
                }
                .fa-align-justify{
                    display: block;
                    left: 10px;
                }
                .fa-close{
                    display: none;
                    left: 14px;
                }
            }
            .signin_toggle {
                height: 50px;
                width: 50px;
                line-height: 50px;
                font-size: 16px;
                float: right;
                color: rgba(255,255,255,0.85);
                cursor: pointer;
                text-align: center;
            }
            .home_logo img {
                display: block;
                width: 80px;
                height: 50px;
                position: absolute;
                left: 50%;
                margin-left: -40px;
                background-size: 100% 100%;
            }
        }
        .nav_list {
            width: 100%;
            position:absolute;
            font-size: 14px;
            display: table;
            z-index: 999;
            .header_logo {
                width: 281px;
                height: 50px;
            }
            li {
                text-align: center;
                display: table-cell;
                vertical-align: top;
                position: relative;
                padding: 0;
                height: 50px;
                transition: all 0.5s;
                a {
                    color: #B9B8B8;
                    line-height: 50px;
                    display: block;
                    font-family: "微软雅黑";
                    transition: all 0.5s;
                }
                .current {
                    color: #CCB298;
                }
            }
            .item{
                .inner-list{
                    width: 100%;
                    height: 50px;
                    position: relative;
                    a:hover{
                        color: white;
                        background: burlywood;
                    }
                    &:hover .item-inner{
                        display: block;
                    }
                    .item-inner{
                        display:none;
                        width: 100%;
                        position: absolute;
                        top: 50px;
                        li{
                            display: block;
                            text-align:center;
                            height: 50px;
                            background: rgb(5,5,5);
                            background: rgba(0,0,0,0.4);
                        }
                    }
                }
            }
            .list_down {
                float: right;
                margin-right:20px;
                cursor: pointer;
                a .fa-caret-down {
                    margin-left: 5px;
                    transition: all 0.3s;
                }
                &:hover ul {
                    display: block;
                }
                &:hover a .fa-caret-down {
                    transform: rotate(-180deg);
                    
                }
                ul {
                    display: none;
                    position: absolute;
                    right: -20px;
                    top: 50px;
                    li{
                        display: block;
                        width: 100%;
                        text-align: left;
                        height: 35px;
                        background: rgb(5,5,5);
                        background: rgba(0,0,0,0.4);
                        a{
                            line-height: 35px;
                            padding:2px 5px;
                        }
                        &:hover {
                            background: burlywood;
                        }
                        &:hover a {
                            color: white;
                        }
                    }
                }
            }
        }
    }
}
@media screen and (max-width: 1024px) {
    .site_header {
        .nav {
            .nav_menu {
                display:block;
            }
            .nav_list {
                display:none;
                height: auto;
                overflow: inherit;
                top: 50px;
                background-color: #323232;
                position: absolute;
                left: 0;
                width: 100%;
                li {
                    display: block;
                    background-color: #323232;
                    text-align: center;
                    border-top: 1px solid rgba(255,255,255,0.05);
                }
                .item {
                    margin-left: 0;
                    &:hover  .item-inner{
                        display:none;
                    }
                }
                .header_logo,
                .list_down {
                    display: none;
                }
            }
        }
    }
}
